<template>
  <div>
    <home-header></home-header>
    <home-swiper :list="swiperList"></home-swiper>
    <home-icons :list="iconList"></home-icons>
    <home-recommend :list="recommendList"></home-recommend>
    <home-weekend :list="weekendList"></home-weekend>
  </div>
</template>
<script>
import HomeHeader from './components/Header.vue'
import HomeSwiper from './components/Swiper.vue'
import HomeIcons from './components/Icons'
import HomeRecommend from './components/Recommend.vue'
import HomeWeekend from './components/Weekend.vue'
import axios from 'axios'
import {mapState} from 'vuex'
export default {
  name: 'Home',
  components:{
      HomeHeader,
      HomeSwiper,
      HomeIcons,
      HomeRecommend,
      HomeWeekend
  },
  data (){
    return {
        lastCity:'',
        swiperList:[],
        iconList:[],
        recommendList:[],
        weekendList:[]
    }
  },
  computed:{
    ...mapState(['city'])
  },
  methods:{
    getHomeInfo () {
      axios.get('/api/index.json?city='+ this.city)
       .then(this.getHomeInfoSucc)
    }, 
    getHomeInfoSucc (res){
      res = res.data
      if (res.ret && res.data){
         const data = res.data
         this.swiperList = data.swiperList
         this.iconList = data.iconList
         this.recommendList = data.recommendList
         this.weekendList =data.weekendList 
      } 
    }
  },
  mounted () {
    // 页面第一次加载mounted发送一次请求
    this.lastCity = this.city
    this.getHomeInfo()
  },
  activated () {
    // 页面重新加载都会发送actived
    if(this.lastCity !== this.city){
      this.lastCity = this.city
       this.getHomeInfo()
    }
  }
}
</script>
<style>
</style>
